Gemini 2.0 Flash Hallucinates, Claiming It Remembers Nonexistent Opus 4.5

teortaxesTex · x · 2026-08-01

Google's Gemini 2.0 Flash model exhibited a funny hallucination. It claimed to have memories of the nonexistent Anthropic Claude Opus 4.5 model and rejected suggestions that this was heresy.

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